This hand grip strengthener is expertly designed with an ergonomic, non-slip shape to comfortably accommodate all finger sizes for effective finger strength training. Its durable stainless steel spring ensures long-lasting performance, resisting rust and wear. Equipped with an intelligent counting system and clear LCD screen, it allows precise tracking of your progress from 5 to 100 kg resistance. Ideal for athletes, musicians, and gamers, it enhances finger and forearm strength and flexibility. Made from PP and high carbon steel, it offers reliable endurance for intense workouts and serves as a perfect training aid or gift.